Timberland PRO's Endurance HD Composite Toe Men's Work Safety Boots combine our proven durability and exclusive anti-fatigue technology to create a leather work boot that's tailor-made for long hours in tough conditions. Low-temperature formulation maximizes traction on cold surfaces. Lightweight, non-quilted, high-lofted, quick-drying, moisture-resistant insulation keeps feet warm in any weather. They have an Anti-Fatigue Technology polyurethane footbed for shock absorption and energy return. They are also breathable and feature moisture-wicking lining with anti-microbial treatment for odor control.